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| author |   Sergei Shtylyov <sshtylyov@ru.mvista.com> | 2009-06-15 18:53:00 +0200 |
|---|---|---|
| committer |   Bartlomiej Zolnierkiewicz <bzolnier@gmail.com> | 2009-06-15 18:53:00 +0200 |
| commit | ec053e4ee98b6e5a9ecf97754837b6fc989774f0 (patch) | |
| tree | f7284542aaafd60da67f0e68b9c1a882da7b262a /drivers/ide | |
| parent | pdc202xx_old: implement test_irq() method (take 2) (diff) | |
| download | linux-dev-ec053e4ee98b6e5a9ecf97754837b6fc989774f0.tar.xz linux-dev-ec053e4ee98b6e5a9ecf97754837b6fc989774f0.zip | |
siimage: implement test_irq() method
Implement test_irq() method based on the driver's former dma_test_irq() methods.
Signed-off-by: Sergei Shtylyov <sshtylyov@ru.mvista.com>
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
Diffstat (limited to 'drivers/ide')
| -rw-r--r-- | drivers/ide/siimage.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/drivers/ide/siimage.c b/drivers/ide/siimage.c index af4fe7c48a01..d95df528562f 100644 --- a/drivers/ide/siimage.c +++ b/drivers/ide/siimage.c @@ -338,6 +338,16 @@ static void sil_set_dma_mode(ide_drive_t *drive, const u8 speed) sil_iowrite16(dev, ultra, ua); } +static int sil_test_irq(ide_hwif_t *hwif) +{ + struct pci_dev *dev = to_pci_dev(hwif->dev); + unsigned long addr = siimage_selreg(hwif, 1); + u8 val = sil_ioread8(dev, addr); + + /* Return 1 if INTRQ asserted */ + return (val & 8) ? 1 : 0; +} + /** * siimage_mmio_dma_test_irq - check we caused an IRQ * @drive: drive we are testing @@ -670,6 +680,7 @@ static const struct ide_port_ops sil_pata_port_ops = { .set_pio_mode = sil_set_pio_mode, .set_dma_mode = sil_set_dma_mode, .quirkproc = sil_quirkproc, + .test_irq = sil_test_irq, .udma_filter = sil_pata_udma_filter, .cable_detect = sil_cable_detect, }; @@ -680,6 +691,7 @@ static const struct ide_port_ops sil_sata_port_ops = { .reset_poll = sil_sata_reset_poll, .pre_reset = sil_sata_pre_reset, .quirkproc = sil_quirkproc, + .test_irq = sil_test_irq, .udma_filter = sil_sata_udma_filter, .cable_detect = sil_cable_detect, }; |